Dear support,
Router : CISCO 819 LTE we have strange problem with cellular back up interface, as soon as the backup line is up we got internet connectivity, when we connect a broadband cable to the GigaEthernet port we lost the internet connectivity, this is our show running config:
R1#show running-config
Building configuration...
WLAN_AP_SM: Config command is not supported
Current configuration : 6761 bytes
!
! Last configuration change at 10:35:14 UTC Mon Aug 24 2015 by admin
version 15.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R1
!
boot-start-marker
boot config usbflash0:CVO-BOOT.CFG
boot-end-marker
!
aqm-register-fnf
!
logging buffered 51200 warnings
enable secret 5 $1$M5JC$NHtIDfdYSofyphMKh2x0o.
enable password admin
!
no aaa new-model
!
crypto pki trustpoint TP-self-signed-2013725804
enrollment selfsigned
subject-name cn=IOS-Self-Signed-Certific2013725804
revocation-check none
rsakeypair TP-self-signed-2013725804
!
!
crypto pki certificate chain TP-self-signed-20137258icate self-signed 01
3082022B 30820194 A0030201 02020101 300D0609 2A864886 F70D0101 05050030
31312F30 2D060355 04031326 494F532D 53 2D536967 6E65642D 43657274
69666963 6174652D 32303133 37323538 3034301E 170D3135 30383233 31323333
30345A17 0D323030 31303130 30303030 305A3031 312F302649
4F532D53 656C662D 5369676E 65642D43 65727469 66696361 74652D32 30313337
32353830 3430819F 300D0609 2 01050003 818D0030 81890281
8100DA2D 3ADC7433 98E2CE6A 7F332E26 D5F34AE9 671CF226 CC2A5513 4B50813B
93B366B8 4F13E00A BEA07C82 2FFC90AF EE7FD688 A701 D3DB4B8B EEFACC9B
F2FA09CF 870A4325 DBA3BBF2 2A6F609C 4301BBD6 03FD0907 8C938A6E A4DC1D0F
3B01AC77 3AACA65F EE3A0F42 76E8BB4B A8790C48 D6DF8AD8 914E
932B0203 010001A3 53305130 0F060355 1D130101 FF040530 030101FF 301F0603
551D2304 18301680 14E9F3AD 815F9670 42A0E415 50BF471B 1D7A0F47 D4301D06
03551D0E 0414 E9F3AD81 5F967042 A0E41550 BF471B1D 7A0F47D4 300D0609
2A864886 F70D0101 05050003 81810056 B88FC647 E7877FF6 931DB04C CAAB8D8D
90E84 9C927EC1 95235AEF 28391C2D E8BC35E1 AF530488 B63ED990 9B35DAE8
3562A3A9 9071A021 B6414F9B 8AAF0A47 73057F76 61BC1BCD 29C93B32 A9A37E13
D3F480AC B9D0D97F 1BC1C17D 9A9 4BD142CB 8719B841 140BE9DB
097CD94B FF5E423E A014793A CF8805
quit
!
!
!
!
!
!
!
!
ip domain name yourdomain.com
ip name-server 8.8.ip inspect name DEFAULT100 ftp
ip inspect name DEFAULT100 h323
ip inspect name DEFAULT100 icmp
ip inspect name DEFAULT100 netshow
ip inspect name DEFAULT100 rcmd
ip inspect name DEF0 realaudio
ip inspect name DEFAULT100 rtsp
ip inspect name DEFAULT100 esmtp
ip inspect name DEFAULT100 sqlnet
ip inspect name DEFAULT100 streamwoct name DEFAULT100 tftp
ip inspect name DEFAULT100 tcp
ip inspect name DEFAULT100 udp
ip inspect name DEFAULT100 vdolive
ip cef
no ipv6 cef
!
!
!
!
!
multilink bundle-name authated
!
chat-script lte "" "AT!CALL" TIMEOUT 20 "OK"
!
!
!
!
!
!
license udi pid C819HG-4G-G-K9 sn FCZ19279126
!
!
usernameprivilege 15 secret 5 $1$1oDn$IzLC1r.s80PzjHHqd.gIf0
username admin privilege 15 secret 5 $1$Oxwk$5ZG52Pn9htiQPlPmqveG01
!
!
!
!
!
controller Cellular 0
!
!
!
!
!
!
interface Cellular0
ip address negotiated
ip nat outside
ip virtual-reassembly in
encapsulation slip
dialer in-band
dialer string r-group 1
!
interface FastEthernet0
no ip address
spanning-tree portfast
!
interface FastEthernet1
no ip address
spanning-tree portfast
!
interface FastEt address
spanning-tree portfast
!
interface FastEthernet3
no ip address
spanning-tree portfast
!
interface GigabitEthernet0
backuplular0
ip address dhcp
ip nat outside
ip virtual-reassembly in
duplex auto
speed auto
!
interface Serial0
no ip address
shutdown
clock rate 2000000
!
ription $ETH-SW-LAUNCH$$INTF-INFO-HWIC 4ESW$CVO$
ip address 20.0.0.1 255.255.255.0
ip access-group 100 in
ip nat inside
ip nat enable
ip virtual-reassembly in
ip tp adjust-mss 1452
!
ip forward-protocol nd
ip http server
ip http access-class 1
ip http authentication local
ip http secure-server
ip http timeout-pofe 86400 requests 10000
!
!
ip nat inside source list NAT interface Cellular0 overload
ip nat inside source list NAT2 interface GigabitEthernet0 overload
i 0.0.0.0 0.0.0.0 Cellular0
ip route 0.0.0.0 0.0.0.0 GigabitEthernet0
!
ip access-list extended NAT
permit ip 20.0.0.0 0.0.0.255 any
ip access-list extended Nip 20.0.0.0 0.0.0.255 any
!
dialer-list 1 protocol ip permit
no cdp run
!
snmp-server community pubrt RO
access-list 100 deny ip host 5 any
access-list 100 deny ip 127.0.0.0 0.255.255.255 any
access-list 100 permit ip any any
access-list 101 permit udp any eq bootps any eq bootpc
access-list 101 deny ip 0.0.255 any
access-list 101 permit icmp any any echo-reply
access-list 101 permit icmp any any time-exceeded
access-list 101 permit icmp any any unreachable
access-list 101 deny ip0.0 0.255.255.255 any
access-list 101 deny ip 172.16.0.0 0.15.255.255 any
access-list 101 deny ip 192.168.0.0 0.0.255.255 any
access-list 101 deny ip 127.0.0.0 0.255.255ss-list 101 deny ip host 255.255.255.255 any
access-list 101 deny ip any any
!
control-plane
!
!
!
mgcp behavior rsip-range tgcp-only
mgcp behavior comedia-role none
mgcp a-check-media-src disable
mgcp behavior comedia-sdp-force disable
!
mgcp profile default
!
!
!
!
banner exec ^C
% Password expiration wa--------------------------------------------------------------------
Cisco Virtual Office (CVO) is installed on this device and it provides the
default username "cisco".
It is strongly suggested that you create a new username with a privilege level
of 15 using the following command.
username <myuser> privilege 15 secret 0 <mypassword>
Replace <myuser> and <mypassword> with the username and password you want to
use.
-----------------------------------------------------------------------
^C
banner login ^C
-----------------------------------------------------------------------
Cisco Virtual Office (CVO) is installed on this device and it provides the
default username "cisco".
It is strongly suggested that you create a new username with a privilege level
of 15 using the following command.
eplace <myuser> and <mypassword> with the username and password you want to
use.
For more information about CVO please go to http://www.cisco.com/go/cvo
-----------------------------------------------------------------------
^C
!
line con 0
login local
no modem enable
line aux 0
line 2
no activation-character
no exec
transport preferred none
transport input all
stopbits 1
line 3
script dialer lte
no exec
rxspeed 100000000
txspeed 50000000
line vty 0 4
access-class 23 in
privilege level 15
password 1234
login local
transport input telnet ssh
!
scheduler allocate 20000 1000
!
end
your help will be appreciated,
