BGP fundamentals

Table 1. Border Gateway Protocol product support

Feature

Product

Release introduced

Border Gateway Protocol for IPv4 (BGPv4)

5320 Series

Fabric Engine 8.6

5420 Series

VOSS 8.4

5520 Series

VOSS 8.2.5

5720 Series

Fabric Engine 8.7

BGP+  (BGPv4 for IPv6).

5320 Series

Fabric Engine 8.6

5420 Series

VOSS 8.4

5520 Series

VOSS 8.2.5

5720 Series

Fabric Engine 8.7

BGPv6

5320 Series

Fabric Engine 8.6

5420 Series

VOSS 8.4

5520 Series

VOSS 8.2.5

5720 Series

Fabric Engine 8.7

External BGP (eBGP)

5320 Series

Fabric Engine 8.6

5420 Series

VOSS 8.4

5520 Series

VOSS 8.2.5

5720 Series

Fabric Engine 8.7

Internal BPG (iBGP)

5320 Series

Fabric Engine 8.6

5420 Series

VOSS 8.4

5520 Series

VOSS 8.2.5

5720 Series

Fabric Engine 8.7

Route metric for BGP route redistribution

5320 Series

Fabric Engine 8.6

5420 Series

VOSS 8.4

5520 Series

VOSS 8.2.5

5720 Series

Fabric Engine 8.7

iBGP over user-created VRFs

5320 Series

Fabric Engine 8.6

Only 5320-48P-8XE and 5320-48T-8XE support more than one VRF with IP configuration.

5420 Series

VOSS 8.4

5520 Series

VOSS 8.2.5

5720 Series

Fabric Engine 8.7

Border Gateway Protocol (BGP) is an inter-domain routing protocol that provides loop-free routing between autonomous systems (AS) or within an AS. This section describes the major BGP features.