Features P to R

Table 1. Port Mirroring
Feature	Product	Release introduced
Egress mirroring (port-based)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
Ingress mirroring (port and flow-based)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 2. Power over Ethernet (PoE)
Feature	Product	Release introduced
Fast PoE	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	EXOS 31.6 5320-24P-8XE, 5320-48P-8XE, 5320-16P-4XE, and 5320-16P-4XE-DC.
	5420 Series	EXOS 31.3 5420F-24P-4XE, 5420F-48P-4XE 5420F-8W-16P-4XE, , 5420F-16W-32P-4XE, 5420F-16MW-32P-4XE , 5420F-48P-4XL, 5420M-24W-4YE, 5420M-48W-4YE, and 5420M-16MW-32P-4YE
	5520 Series	EXOS 31.1 5520-12MW-36W, 5520-24W and 5520-48W only
	5720 Series	Switch Engine 32.1 5720-24MW, 5720-48MW, 5720-24MXW, and 5720-48MXW
	7520 Series	Not Applicable
	7720 Series	Not Applicable
PoE	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	EXOS 31.6 5320-24P-8XE, 5320-48P-8XE, 5320-16P-4XE, and 5320-16P-4XE-DC.
	5420 Series	EXOS 31.3 5420F-24P-4XE, 5420F-48P-4XE, 5420F-48P-4XL, 5420F-8W-16P-4XE, 5420F-16W-32P-4XE, 5420F-16MW-32P-4XE, 5420M-24W-4YE, 5420M-48W-4YE, and 5420M-16MW-32P-4YE
	5520 Series	EXOS 31.1 5520-12MW-36W, 5520-24W and 5520-48W only
	5720 Series	Switch Engine 32.1 5720-24MW, 5720-48MW, 5720-24MXW, and 5720-48MXW
	7520 Series	Not Applicable
	7720 Series	Not Applicable
PoE/PoE+ allocation using LLDP	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	EXOS 31.6 5320-24P-8XE, 5320-48P-8XE, 5320-16P-4XE, and 5320-16P-4XE-DC.
	5420 Series	EXOS 31.3 5420F-24P-4XE, 5420F-48P-4XE 5420F-8W-16P-4XE, , 5420F-16W-32P-4XE, 5420F-16MW-32P-4XE , 5420F-48P-4XL, 5420M-24W-4YE, 5420M-48W-4YE, and 5420M-16MW-32P-4YE
	5520 Series	EXOS 31.1 5520-12MW-36W, 5520-24W and 5520-48W only
	5720 Series	Switch Engine 32.1 5720-24MW, 5720-48MW, 5720-24MXW, and 5720-48MXW
	7520 Series	Not Applicable
	7720 Series	Not Applicable
Perpetual PoE	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	EXOS 31.6 5320-24P-8XE, 5320-48P-8XE, 5320-16P-4XE, and 5320-16P-4XE-DC.
	5420 Series	EXOS 31.3 5420F-24P-4XE, 5420F-48P-4XE 5420F-8W-16P-4XE, , 5420F-16W-32P-4XE, 5420F-16MW-32P-4XE , 5420F-48P-4XL, 5420M-24W-4YE, 5420M-48W-4YE, and 5420M-16MW-32P-4YE
	5520 Series	EXOS 31.1 5520-12MW-36W, 5520-24W and 5520-48W only
	5720 Series	Switch Engine 32.1 5720-24MW, 5720-48MW, 5720-24MXW, and 5720-48MXW
	7520 Series	Not Applicable
	7720 Series	Not Applicable
RFC 3621 PoE-MIB (PoE switches only)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	EXOS 31.6 5320-24P-8XE, 5320-48P-8XE, 5320-16P-4XE, and 5320-16P-4XE-DC.
	5420 Series	EXOS 31.3 5420F-24P-4XE, 5420F-48P-4XE 5420F-8W-16P-4XE, , 5420F-16W-32P-4XE, 5420F-16MW-32P-4XE , 5420F-48P-4XL, 5420M-24W-4YE, 5420M-48W-4YE, and 5420M-16MW-32P-4YE
	5520 Series	EXOS 31.1 5520-12MW-36W, 5520-24W and 5520-48W only
	5720 Series	Switch Engine 32.1 5720-24MW, 5720-48MW, 5720-24MXW, and 5720-48MXW
	7520 Series	Not supported
	7720 Series	Not supported

Table 3. Precision Time Protocol v2 (PTPv2)
Feature	Product	Release introduced
Boundary Clock	4120	Not supported
	4220	Not supported
	5320 Series	Not supported
	5420 Series	Not supported
	5520 Series	Not supported
	5720 Series	Not supported
	7520-48Y	Switch Engine 33.1.1
	7720 Series	Switch Engine 33.1.1
Ordinary Clock	4120	Not supported
	4220	Not supported
	5320 Series	Not supported
	5420 Series	Not supported
	5520 Series	Not supported
	5720 Series	Not supported
	7520 Series	Not supported
	7720 Series	Not supported
Transparent Clock	4120	Not supported
	4220	Not supported
	5320 Series	Not supported
	5420 Series	Switch Engine 33.1.1
	5520 Series	EXOS 32.6.1
	5720 Series	Switch Engine 32.7
	7520 Series	Not supported
	7720 Series	Not supported

Table 4. Priority Flow Control
Feature	Product	Release introduced
Priority Flow Control (IEEE 802.1Qbb)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 5. Protocol Independent Multicast (PIM)
Feature	Product	Release introduced
PIM ECMP Load Splitting	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
PIM over IPv6	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
PIM Snooping	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2934 Protocol Independent Multicast MIB	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 3446 Anycast RP using PIM and MSDP	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 6. Protocol Independent Multicast-Source Specific Mode (PIM-SSM)
Feature	Product	Release introduced
draft-ietf-pim-mib-v2-o1.txt	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
PIM-SSM for IPv4	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
PIM-DM Draft IETF PIM Dense Mode draft-ietf-idmr-pim-dm-05.txt, draft-ietf- pim-dm-new-v2-04.txt	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	7520 Series	Switch Engine 32.1
	7720 Series	Switch Engine 32.4
	5720 Series	Switch Engine 32.4
RFC 3569, draft-ietf-ssm- arch-06.txt PIM-SSM PIM Source Specific Multicast	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 7. Protocol Independent Multicast - Sparse Mode (PIM-SM)
Feature	Product	Release introduced
PIM Infinite Threshold for IPv4 and IPv6	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
PIM-SM for IPv4	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2362 PIM-SM (Edge-mode)	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 8. Pseudowire
Feature	Product	Release introduced
Pseudowire LSP Loadsharing	4120	Not supported
	4220	Not supported
	5320 Series	Not applicable
	5420 Series	Not applicable
	5520 Series	EXOS 31.1
	5720 Series	Not applicable
	7520 Series	Switch Engine 32.5
	7720 Series	Switch Engine 32.5
RFC 4447 Pseudowire Setup and Maintenance using the Label Distribution Protocol (LDP)	4120	Not supported
	4220	Not supported
	5320 Series	Not applicable
	5420 Series	Not applicable
	5520 Series	EXOS 31.1
	5720 Series	Not applicable
	7520 Series	Switch Engine 32.5
	7720 Series	Switch Engine 32.5
RFC 5085 Pseudowire Virtual Circuit Connectivity Verification (VCCV)	4120	Not supported
	4220	Not supported
	5320 Series	Not applicable
	5420 Series	Not applicable
	5520 Series	EXOS 31.1
	5720 Series	Not applicable
	7520 Series	Switch Engine 32.5
	7720 Series	Switch Engine 32.5
RFC 5542 Definitions of Textual Conventions for Pseudowire (PW) Management	4120	Not supported
	4220	Not supported
	5320 Series	Not applicable
	5420 Series	Not applicable
	5520 Series	EXOS 31.1
	5720 Series	Not applicable
	7520 Series	Switch Engine 32.5
	7720 Series	Switch Engine 32.5
RFC 5602 Pseudowire over MPLS PSN MIB	4120	Not supported
	4220	Not supported
	5320 Series	Not applicable
	5420 Series	Not applicable
	5520 Series	EXOS 31.1
	5720 Series	Not applicable
	7520 Series	Switch Engine 32.5
	7720 Series	Switch Engine 32.5
RFC 5603 Ethernet Pseudowire MIB	4120	Not supported
	4220	Not supported
	5320 Series	Not applicable
	5420 Series	Not applicable
	5520 Series	EXOS 31.1
	5720 Series	Not applicable
	7520 Series	Switch Engine 32.5
	7720 Series	Switch Engine 32.5

Table 9. Quality of Service (QoS) and Voice-over-IP (VoIP)
Feature	Product	Release introduced
Automatic QoS	4120	Not Supported
	4220	Not Supported
	5320 Series	Not Supported
	5420 Series	Not Supported
	5520 Series	Not Supported
	5720 Series	Not Supported
	7520 Series	Not Supported
	7720 Series	Not Supported
IEEE 802.1D – 1998 (802.1p) Packet Priority	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2474 DiffServ Precedence, including 8 queues/port	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2598 DiffServ Expedited Forwarding (EF)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2597 DiffServ Assured Forwarding (AF)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2475 DiffServ Core and Edge Router Functions	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
Weighted Random Early Detection (WRED)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 10. Queue Profiles
Feature	Product	Release introduced
QoS per queue rate limiting	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 11. RADIUS
Feature	Product	Release introduced
RADIUS (IPv6)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RADIUS, community-based users (IPv4)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RADIUS over TLS	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RADIUS Security (RADSec)	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2865 RADIUS Authentication	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2866 RADIUS Accounting	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 3579 RADIUS EAP support for 802.1x	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 3580 IEEE 802.1x RADIUS Guidelines, Dynamic VLAN assignment via RADIUS tunnel attributes	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RADIUS Per-command Authentication	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RADIUS Server Load Balancing	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 4668 RADIUS Authentication Client MIB for IPv6	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 4670 RADIUS Accounting Client MIB for IPv6	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 12. Representational State Transfer Configuration Protocol (RESTCONF)
Feature	Product	Release introduced
RESTCONF	4120	Switch Engine 32.7
	4220	Switch Engine 32.7
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4

Table 13. Routing Information Protocol (RIP)
Feature	Product	Release introduced
RIP	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RIPng	4120	Not supported
	4220	Not supported
	Switch Engine 31.6	Switch Engine 31.6
	EXOS 31.3	EXOS 31.3
	EXOS 31.1	EXOS 31.1
	Switch Engine 32.1	Switch Engine 32.1
	Switch Engine 32.4	Switch Engine 32.4
	Switch Engine 32.4	Switch Engine 32.4
RFC 1058 RIP v1	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 1724 RIPv2 MIB	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4
RFC 2453 RIP v2	4120	Not supported
	4220	Not supported
	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Switch Engine 32.4
	7720 Series	Switch Engine 32.4