Bonded T1 - 2xT1 - Upload Help

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Hello Everyone,

I just finished configuring a Cisco 2811 router to use a bonded 2xT1.

I did some speed tests and it appears I'm only getting the combined 
bandwidth on the download.

The download speed is 3MB but the upload is only 1.5MB. Does anyone 
have any ideas how I could fix this?

Thanks in advance,
John

0
Reply John 5/4/2007 7:26:25 PM

John Doe wrote:
> 
> Hello Everyone,
> 
> I just finished configuring a Cisco 2811 router to use a bonded 2xT1.
> 
> I did some speed tests and it appears I'm only getting the combined 
> bandwidth on the download.
> 
> The download speed is 3MB but the upload is only 1.5MB. Does anyone have 
> any ideas how I could fix this?
> 
> Thanks in advance,
> John
> 

How bout a looksie at the config? Sanitized of course.
0
Reply Chad 5/4/2007 7:32:09 PM


On 4 May, 20:26, John Doe <john....@nowhere.com> wrote:
> Hello Everyone,
>
> I just finished configuring a Cisco 2811 router to use a bonded 2xT1.
>
> I did some speed tests and it appears I'm only getting the combined
> bandwidth on the download.
>
> The download speed is 3MB but the upload is only 1.5MB. Does anyone
> have any ideas how I could fix this?

How have you configured your side?

The usual way to do this would be to use Multilink ppp.
Both sides though need to cooperate. Maybe MLPPP is
not configured/operating on your end and the provider
is finding some other way to send you the traffic.

You could post a sanitised version of yor config.

0
Reply Bod43 5/4/2007 7:36:31 PM

John,

How are they "bounded"? Do you use a Multilink protocol (Multilink PPP or 
Multilink Frame Relay). or you have two independent T1s, terminated in the 
same router? In case of Multilink, your interface should appear as one 
"instance", and your default routing should point to that "multilink" 
interface, not to physical interface. If you have two independent T1s, then 
you should have (1) equal cost routes to both interfaces, and (2) CEF 
enabled on the router.

Do "show ip route" and check, if you have two lines under "default route" 
(route to 0.0.0.0). If not, you should either add it manually, or coordinate 
it with your ISP. To enable CEF, just do "ip cef" in Router Configuration 
mode.

Good luck,

Mike
CCNP, CCDP, CCSP, Cisco Voice, MCSE W2K, MCSE+I, Security+, etc.
CCIE R&S (in progress), CCIE Voice (in progress)
------
Headset Adapters for Cisco IP Phones
www.ciscoheadsetadapter.com
www.headsetadapter.com


"John Doe" <john.doe@nowhere.com> wrote in message 
news:463b8996$0$15996$9a6e19ea@unlimited.newshosting.com...
>
> Hello Everyone,
>
> I just finished configuring a Cisco 2811 router to use a bonded 2xT1.
>
> I did some speed tests and it appears I'm only getting the combined 
> bandwidth on the download.
>
> The download speed is 3MB but the upload is only 1.5MB. Does anyone have 
> any ideas how I could fix this?
>
> Thanks in advance,
> John
> 


0
Reply headsetadapter 5/4/2007 7:37:10 PM

There are three circuits total. 2 circuits for the bonded 2xT1 for 3MB. 
1 circuit for a standalone PPTT1 for 1.5MB.

One ethernet port will be used for the 2xT1 and the other will be used 
for the PPT1.

Here is my sanitized config. Thanks

---Start---
!

ip cef

!

controller T1 0/0/0

 framing esf

 linecode b8zs

 channel-group 0 timeslots 1-24

!

controller T1 0/0/1

 framing esf

 linecode b8zs

 channel-group 0 timeslots 1-24

!

controller T1 0/1/0

 framing esf

 linecode b8zs

 channel-group 0 timeslots 1-24

!

controller T1 0/1/1

 framing esf

 linecode b8zs

 channel-group 0 timeslots 1-24

!

interface MFR1

 mtu 4470

 no ip address

 no ip redirects

 no ip proxy-arp

 encapsulation frame-relay IETF

 no ip mroute-cache

 load-interval 30

 no arp frame-relay

 frame-relay lmi-type ansi

!

interface MFR1.500 point-to-point

 ip address 5.5.5.5 255.255.255.252

 no ip redirects

 no ip proxy-arp

 no cdp enable

 no arp frame-relay

 frame-relay interface-dlci 500 IETF   

!

interface FastEthernet0/0

 ip address 1.1.1.1 255.255.255.248

 duplex auto

 speed auto

!

interface FastEthernet0/1

 ip address 2.2.2.2 255.255.255.248

 duplex auto

 speed auto

!

interface Serial0/0/0:0

 mtu 4470

 bandwidth 1536

 no ip address

 no ip redirects

 no ip proxy-arp

 encapsulation frame-relay MFR1

 no arp frame-relay

!

interface Serial0/0/1:0

 mtu 4470

 bandwidth 1536

 no ip address

 no ip redirects

 no ip proxy-arp

 encapsulation frame-relay MFR1

 no arp frame-relay

!

interface Serial0/1/0:0

 no ip address

 encapsulation frame-relay IETF

 frame-relay lmi-type ansi

!

interface Serial0/1/0:0.1 point-to-point

 ip address 4.4.4.4 255.255.255.252

 frame-relay interface-dlci 500 IETF   

!

interface Serial0/1/1:0

 no ip address

!

ip route 0.0.0.0 0.0.0.0 4.4.4.4

ip route 0.0.0.0 0.0.0.0 5.5.5.5
!
---End---




On 2007-05-04 12:26:25 -0700, John Doe <john.doe@nowhere.com> said:

> 
> Hello Everyone,
> 
> I just finished configuring a Cisco 2811 router to use a bonded 2xT1.
> 
> I did some speed tests and it appears I'm only getting the combined 
> bandwidth on the download.
> 
> The download speed is 3MB but the upload is only 1.5MB. Does anyone 
> have any ideas how I could fix this?
> 
> Thanks in advance,
> John


0
Reply John 5/4/2007 8:28:09 PM

Hello Everyone,

I think I know what the problem is but this is still just a guess. It 
appears I have conflicting static routes?

How do I make sure the 2xT1 goes out on it's own route and the PPT1 
goes out on it's own?

I'm open to any advice.

Thanks,
John




On 2007-05-04 13:28:09 -0700, John Doe <john.doe@nowhere.com> said:

> 
> There are three circuits total. 2 circuits for the bonded 2xT1 for 3MB. 
> 1 circuit for a standalone PPTT1 for 1.5MB.
> 
> One ethernet port will be used for the 2xT1 and the other will be used 
> for the PPT1.
> 
> Here is my sanitized config. Thanks
> 
> ---Start---
> !
> 
> ip cef
> 
> !
> 
> controller T1 0/0/0
> 
>  framing esf
> 
>  linecode b8zs
> 
>  channel-group 0 timeslots 1-24
> 
> !
> 
> controller T1 0/0/1
> 
>  framing esf
> 
>  linecode b8zs
> 
>  channel-group 0 timeslots 1-24
> 
> !
> 
> controller T1 0/1/0
> 
>  framing esf
> 
>  linecode b8zs
> 
>  channel-group 0 timeslots 1-24
> 
> !
> 
> controller T1 0/1/1
> 
>  framing esf
> 
>  linecode b8zs
> 
>  channel-group 0 timeslots 1-24
> 
> !
> 
> interface MFR1
> 
>  mtu 4470
> 
>  no ip address
> 
>  no ip redirects
> 
>  no ip proxy-arp
> 
>  encapsulation frame-relay IETF
> 
>  no ip mroute-cache
> 
>  load-interval 30
> 
>  no arp frame-relay
> 
>  frame-relay lmi-type ansi
> 
> !
> 
> interface MFR1.500 point-to-point
> 
>  ip address 5.5.5.5 255.255.255.252
> 
>  no ip redirects
> 
>  no ip proxy-arp
> 
>  no cdp enable
> 
>  no arp frame-relay
> 
>  frame-relay interface-dlci 500 IETF
> !
> 
> interface FastEthernet0/0
> 
>  ip address 1.1.1.1 255.255.255.248
> 
>  duplex auto
> 
>  speed auto
> 
> !
> 
> interface FastEthernet0/1
> 
>  ip address 2.2.2.2 255.255.255.248
> 
>  duplex auto
> 
>  speed auto
> 
> !
> 
> interface Serial0/0/0:0
> 
>  mtu 4470
> 
>  bandwidth 1536
> 
>  no ip address
> 
>  no ip redirects
> 
>  no ip proxy-arp
> 
>  encapsulation frame-relay MFR1
> 
>  no arp frame-relay
> 
> !
> 
> interface Serial0/0/1:0
> 
>  mtu 4470
> 
>  bandwidth 1536
> 
>  no ip address
> 
>  no ip redirects
> 
>  no ip proxy-arp
> 
>  encapsulation frame-relay MFR1
> 
>  no arp frame-relay
> 
> !
> 
> interface Serial0/1/0:0
> 
>  no ip address
> 
>  encapsulation frame-relay IETF
> 
>  frame-relay lmi-type ansi
> 
> !
> 
> interface Serial0/1/0:0.1 point-to-point
> 
>  ip address 4.4.4.4 255.255.255.252
> 
>  frame-relay interface-dlci 500 IETF
> !
> 
> interface Serial0/1/1:0
> 
>  no ip address
> 
> !
> 
> ip route 0.0.0.0 0.0.0.0 4.4.4.4
> 
> ip route 0.0.0.0 0.0.0.0 5.5.5.5
> !
> ---End---
> 
> 
> 
> 
> On 2007-05-04 12:26:25 -0700, John Doe <john.doe@nowhere.com> said:
> 
>> 
>> Hello Everyone,
>> 
>> I just finished configuring a Cisco 2811 router to use a bonded 2xT1.
>> 
>> I did some speed tests and it appears I'm only getting the combined 
>> bandwidth on the download.
>> 
>> The download speed is 3MB but the upload is only 1.5MB. Does anyone 
>> have any ideas how I could fix this?
>> 
>> Thanks in advance,
>> John


0
Reply John 5/7/2007 4:28:32 PM

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