9800的G0口单独一个Mgmt-intf 的vrf，由于无法直连外网需要通过代理服务器连接至思科
但发现配置无法注册至思科服务器
ip name-server vrf Mgmt-intf 10.19.177.92
ip domain lookup vrf Mgmt-intf source-interface GigabitEthernet0
license smart utility
license smart url https://smartreceiver.cisco.com/licservice/license
license smart url smart https://smartreceiver.cisco.com/licservice/license
license smart transport smart
license smart proxy address 10.16.176.104
license smart proxy port 8080
license smart usage interval 365
interface GigabitEthernet0
vrf forwarding Mgmt-intf
ip address 10.16.168.20 255.255.255.192
negotiation auto
ip http client source-interface GigabitEthernet0
ip name-server 10.19.177.92
ip name-server vrf Mgmt-intf 10.19.177.92
ip domain lookup vrf Mgmt-intf source-interface GigabitEthernet0
ip route 0.0.0.0 0.0.0.0 10.16.168.4
ip route vrf Mgmt-intf 0.0.0.0 0.0.0.0 10.16.168.4
call-home
! If contact email address in call-home is configured as sch-smart-licensing@cisco.com
! the email address configured in Cisco Smart License Portal will be used as contact email address to send SCH notifications.
contact-email-addr sch-smart-licensing@cisco.com
source-interface GigabitEthernet0
vrf Mgmt-intf
http-proxy "10.16.176.104" port 8080
profile "CiscoTAC-1"
active
destination transport-method http
