bl-isp-rt1#sh run int g3/1 Building configuration... Current configuration : 323 bytes ! interface GigabitEthernet3/1 description XX-VLAN-TRANSIT switchport switchport trunk encapsulation dot1q switchport trunk allowed vlan 806 switchport mode trunk switchport nonegotiate logging event link-status logging event trunk-status load-interval 30 no cdp enable spanning-tree bpdufilter enable end bl-isp-rt1#sh run int vlan 806 Building configuration... Current configuration : 211 bytes ! interface Vlan806 description XXX-NTT-TRANSIT ip address 8x.xx.xx.xxx 255.255.255.252 ip access-group Ingress-Filter in no ip redirects no ip proxy-arp service-policy output ISP-BORDER-SHAPER end bl-isp-rt1#sh vers | i IOS Cisco IOS Software, c7600rsp72043_rp Software (c7600rsp72043_rp-IPSERVICESK9-M), Version 15.1(1)S1, RELEASE SOFTWARE (fc1) BOOTLDR: Cisco IOS Software, c7600rsp72043_rp Software (c7600rsp72043_rp-IPSERVICESK9-M), Version 15.1(1)S1, RELEASE SOFTWARE (fc1) bl-isp-rt1#