Features A to C

Table 1. Access Control Lists (ACL)
Feature	Product	Release introduced
Layer 2/3/4 ACLs	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
RPF (Unicast Reverse Path Forwarding) Control via ACLs	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
Wire-speed ACLs	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
Rate Limiting/Shaping by ACLs	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. Ethernet Audio Video Bridging (AVB)
Feature	Product	Release introduced
IEEE 802.1 AVB standards	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.2
	7520 Series	Not supported
	7720 Series	Not supported

Table 3. Auto-Discovery on Universal platforms
Feature	Product	Release introduced
Auto-Discovery on Universal platforms	5320 Series	Switch Engine 31.6
	5420 Series	EXOS 31.3
	5520 Series	EXOS 31.1
	5720 Series	Switch Engine 32.1
	7520 Series	Not supported
	7720 Series	Not supported

Table 4. Bidirectional Forwarding Detection (BFD)
Feature	Product	Release introduced
draft-ietf-bfd-mib-14 BFD MIB	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
draft-ietf-bfd-tc-mib-02 Definitions of Textual Conventions (TCs) for BFD Management	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. Border Gateway Protocol (BGP)
Feature	Product	Release introduced
Draft-ietf-idr-bgp4- mibv2-02.txt – Enhanced BGP-4 MIB	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 1745 BGP4/IDRP for IP-OSPF Interaction	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 1997 BGP Communities Attribute	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 2439 BGP Route Flap Damping	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 2545 Use of BGP-4 Multiprotocol Extensions for IPv6 Inter-Domain Routing	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 2858 Multiprotocol Extensions for BGP-4 (Obsoletes RFC 2283)	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 2918 Route Refresh Capability for BGP-4	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 3107 Carrying Label Information in BGP-4	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 4271 A Border Gateway Protocol 4 (BGP-4) (Obsoletes RFC 1771)	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 4273 Definitions of Managed Objects for the Fourth Version of the Border Gateway Protocol (BGP-4) using SMIv2	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 4360 BGP Extended Communities Attribute	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 4456 BGP Route Reflection: An alternative to full mesh internal BGP (Obsoletes RFC 1966)	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 4486 Subcodes for BGP Cease Notification message	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 4724 Graceful Restart Mechanism for BGP	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 4760 Multiprotocol extensions for BGP-4	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 5065 Autonomous System Confederations for BGP	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 5396 Textual Representation of Autonomous System (AS) Attributes	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 5492 Capabilities Advertisement with BGP-4	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 6793 BGP Support for Four-octet AS Number Space	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. Bootstrap Protocol (BOOTP)
Feature	Product	Release introduced
RFC 951, 1542 BootP	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 2131 BOOTP/DHCP relay agent and DHCP server	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 951, 1542 BootP	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. Cisco Discovery Protocol (CDP)
Feature	Product	Release introduced
CDP v1	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
CDP v2	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. Configuration auto-save
Feature	Product	Release introduced
Configuration auto-save	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 9. CLEAR-Flow
Feature	Product	Release introduced
CLEAR-Flow, threshold- based alerts and actions	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