SRv6 – EVPN

21 april 2026 moiwinfred

net 31.0000.0000.%IPv6_location + IPv6_nodeID%.00
net 31.0000.0000.0001.0005.00

router isis 1
is-type level-2-only
net 31.0000.0000.0002.0006.00
nsr
nsf ietf
nsf lifetime 20
nsf interface-timer 15
nsf interface-expires 1
log adjacency changes
!
int Te0/0/0/8
address-family ipv6 unicast
fast-reroute per-prefix
fast-reroute per-prefix tiebreaker srlg-disjoint index 100
fast-reroute per-prefix ti-lfa
int Te0/0/0/35
address-family ipv6 unicast
fast-reroute per-prefix
fast-reroute per-prefix tiebreaker srlg-disjoint index 100
fast-reroute per-prefix ti-lfa

%IPv6_locator%

segment-routing
srv6
logging locator status
encapsulation
source-address 1::1
!
locators
locator S2
prefix fc00:700d:0:105::/64
!
!
!
!

fc00:700d:0:105::1
fc00:700d:0:206::1

router bgp 64574
nsr
bgp router-id 198.51.100.20
bgp graceful-restart
segment-routing srv6
locator S2
!
address-family vpnv4 unicast
segment-routing srv6
locator S2
!
!
address-family vpnv6 unicast
segment-routing srv6
locator S2
!
!
address-family l2vpn evpn
!
neighbor fc00:700d:0:105:1
remote-as 64574
update-source Loopback0
address-family vpnv4 unicast
!
address-family vpnv6 unicast
!
address-family l2vpn evpn
!
!
vrf A
rd 1:1
address-family ipv4 unicast
segment-routing srv6
alloc mode per-vrf
!
redistribute connected
!
!
vrf 200
rd 1:200
address-family ipv4 unicast
segment-routing srv6
alloc mode per-vrf
!
redistribute connected
!
!
!

vrf TEST
address-family ipv4 unicast
import route-target
64574:777
!
export route-target
64574:777
!
router bgp 64574
!
vrf TEST
rd 64574:777
address-family ipv4 unicast
segment-routing srv6
alloc mode per-vrf
!
redistribute connected
!
address-family ipv6 unicast
segment-routing srv6
alloc mode per-vrf
!
redistribute connected

neighbor fc00:700d:0:105:1
remote-as 64574
update-source Loopback0
address-family vpnv4 unicast
!
address-family vpnv6 unicast
!
address-family l2vpn evpn
!
interface Loopback0
address-family ipv6 unicast

call-home
service active
contact smart-licensing
profile CiscoTAC-1
active
destination transport-method email disable
destination transport-method http
!
!
interface Bundle-Ether50
description sr06-sas12ah
mtu 9000
lacp period short
lldp
!
load-interval 30
!
interface Bundle-Ether200
description ah2-prod-fg-le02 – po200
mtu 9000
lacp period short
lldp
enable
!
load-interval 30
!
interface Bundle-Ether300
description ah2-prod-fg-le03 – po300
mtu 9000
lacp period short
lldp
enable
!
load-interval 30
!

!
interface TenGigE0/0/0/11
description ah2-prod-sas-12 – te1/4
bundle id 50 mode active
lldp
!
!
interface TenGigE0/0/0/12
description ah2-prod-las-5a – te
mtu 9000
lldp
enable
!
!
interface TenGigE0/0/0/31
description ah2-prod-las-5b – te
mtu 9000
lldp
enable
!
!
interface TenGigE0/0/0/32
description ah2-prod-sas-12 – te1/17
bundle id 50 mode active
lldp
!
!

!
interface TwentyFiveGigE0/0/0/1
description ah2-prod-fg-le02 – p26
bundle id 200 mode active
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/2
description ah2-prod-fg-le03 – port25
bundle id 200 mode active
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/3
description ah2-prod-fg-le03 – port26
bundle id 200 mode active
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/4
shutdown
!
interface TwentyFiveGigE0/0/0/5
shutdown
!
interface TwentyFiveGigE0/0/0/6
description ah2-prod-fg-le02 – p25
bundle id 200 mode active
!
interface TwentyFiveGigE0/0/0/7
shutdown
!
interface TwentyFiveGigE0/0/0/9
description ah2-prod-fg-le02 – ha1
mtu 9000
lldp
enable
!

evpn
segment-routing srv6
locator S2
!
!
!
l2vpn
xconnect group 2002
p2p 2002
interface TwentyFiveGigE0/0/0/34
neighbor evpn evi 2002 service 2002 segment-routing srv6
locator S2
!
!
!
!

EVPN based point-to-point (E-Line)
evpn
evi 2002 segment-routing srv6
advertise-mac
!
locator S2
!
interface TwentyFiveGigE0/0/0/34
!
segment-routing srv6
!
!

evpn
segment-routing srv6
locator S2

l2vpn
xconnect group 2002
p2p 2002
interface TwentyFiveGigE0/0/0/34
neighbor evpn evi 2002 service 2002 segment-routing srv6 locator S2

interface TwentyFiveGigE0/0/0/15
shutdown
!
interface TwentyFiveGigE0/0/0/16
shutdown
!
interface TwentyFiveGigE0/0/0/17
shutdown
!
interface TwentyFiveGigE0/0/0/18
shutdown
!
interface TwentyFiveGigE0/0/0/19
shutdown
!
interface TwentyFiveGigE0/0/0/20
shutdown
!
interface TwentyFiveGigE0/0/0/21
shutdown
!
interface TwentyFiveGigE0/0/0/22
shutdown
!
interface TwentyFiveGigE0/0/0/23
shutdown
!
interface HundredGigE0/0/0/24
shutdown
!
interface HundredGigE0/0/0/25
shutdown
!
interface HundredGigE0/0/0/26
shutdown
!
interface HundredGigE0/0/0/27
shutdown
!
interface TwentyFiveGigE0/0/0/28
shutdown
!
interface TwentyFiveGigE0/0/0/29
shutdown
!
interface TwentyFiveGigE0/0/0/30
shutdown
!
interface TwentyFiveGigE0/0/0/33
description ah2-prod-fg-le03 – ha2
mtu 9000
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/34
description ah2-prod-fg-le02 – ha2
mtu 9000
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/36
description ah2-prod-fg-le02 – p17
bundle id 200 mode active
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/37
description ah2-prod-fg-le02 – p18
bundle id 200 mode active
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/38
description ah2-prod-fg-le03 – p17
lldp
enable
!
!
interface TwentyFiveGigE0/0/0/39
description ah2-prod-fg-le03 – p18
bundle id 300 mode active
lldp
enable
!
!
interface preconfigure TenGigE0/0/0/33
shutdown
!
interface preconfigure TenGigE0/0/0/36
shutdown
!
interface preconfigure TwentyFiveGigE0/0/0/8
shutdown
!
interface preconfigure TwentyFiveGigE0/0/0/11
shutdown
!
interface preconfigure TwentyFiveGigE0/0/0/12
shutdown
!
interface preconfigure TwentyFiveGigE0/0/0/31
shutdown
!
interface preconfigure TwentyFiveGigE0/0/0/32
shutdown
!
interface preconfigure TwentyFiveGigE0/0/0/35
shutdown
!

RP/0/RP0/CPU0:ah2-prod-sr-06#sh int BE200.1
Tue Apr 23 14:39:36.986 CEST
Bundle-Ether200.1 is up, line protocol is up
Interface state transitions: 1
Hardware is VLAN sub-interface(s), address is 9433.d801.05d3
Internet address is 195.121.109.32/31
MTU 9004 bytes, BW 50000000 Kbit (Max: 50000000 Kbit)
reliability 255/255, txload 0/255, rxload 0/255
Encapsulation 802.1Q Virtual LAN, VLAN Id 2000, loopback not set,
Last link flapped 5d23h
ARP type ARPA, ARP timeout 04:00:00
Last input 00:00:00, output 00:00:00
Last clearing of “show interface” counters never
5 minute input rate 5000 bits/sec, 8 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
4021515 packets input, 329455046 bytes, 0 total input drops
0 drops for unrecognized upper-level protocol
Received 36 broadcast packets, 0 multicast packets
15311 packets output, 704306 bytes, 0 total output drops
Output 0 broadcast packets, 0 multicast packets

 RP/0/RP0/CPU0:ah2-prod-sr-06#sh run int BE200.1

Tue Apr 23 14:40:06.202 CEST
no int BE200.1

interface Bundle-Ether200.2000

vrf 10
ipv4 address 10.10.10.1 255.255.255.0
encapsulation dot1q 2000
!

no interface Bundle-Ether200.2000
interface BVI 2000
host-routing
vrf 10
ipv4 address 10.20.10.2 255.255.255.0
mac-address 64.574.2000
!
interface Bundle-Ether200.2000 l2transport
encapsulation dot1q 2000
rewrite ingress tag pop 1 symmetric
!
l2vpn
bridge group bg-2000
bridge-domain bd-2000
interface Bundle-Ether200.2000
!
routed interface BVI2000
!
evi 200
!
!
!
!

Cisco, SRv6