Monday, June 8, 2020

Remote Branch slowness possible MPLS mis configuration

Running a layer 3 MPLS. To note, for this specific branch the vendor is different from our ISP.

Whats weird is that some websites like reddit and youtube work just fine, while other websites do not load at all...and if they do load the images are all messed up.

I cannot run a speedtest no matter what website I try. But again, youtube and reddit work great. Im so confused. I spent 3 hours on the phone with Palo Alto and they dont have a clue whats going on.

They think its a routing, possibily an asymmetric routing issue. Any help would be appreciated....

Heres a traceroute from the remote PC if it helps

C:\Users\ahmed.admin>tracert -d reddit.com

Tracing route to reddit.com [151.101.65.140] over a maximum of 30 hops:

1 <1 ms <1 ms <1 ms 172.17.25.1 (router at remote location)

2 1 ms <1 ms <1 ms 198.18.34.9 (MPLS provider CPE at remote branch)

3 5 ms 5 ms 5 ms 198.18.34.1 (MPLS provider CPE at Corparte DC)

4 5 ms 5 ms 5 ms 198.18.34.2 (my mpls router)

5 7 ms 6 ms 6 ms 172.16.254.1 (my core)

6 6 ms 6 ms 6 ms 172.17.1.234 (palo alto Firewall)

7 6 ms 6 ms 6 ms 206.169.35.33 (my internet out ISP provider [this provider is different than MPLS provider for this specfic branch and its the only branch like that in this point in time)

8 7 ms 7 ms 8 ms 206.80.24.33 (ISP provider internet out )

9 21 ms 21 ms 21 ms 4.69.153.137 (random internet address)

10 22 ms 22 ms 22 ms 4.53.230.114 (random internet address)

11 21 ms 21 ms 21 ms 151.101.65.140 (reddit)

vs msn.com which never works at the remote location:

Tracing route to msn.com [13.82.28.61] over a maximum of 30 hops:

1 <1 ms <1 ms <1 ms 172.17.25.1

2 1 ms 1 ms 1 ms 198.18.34.9

3 5 ms 5 ms 5 ms 198.18.34.1

4 5 ms 5 ms 5 ms 198.18.34.2

5 6 ms 6 ms 6 ms 172.16.254.1

6 6 ms 6 ms 6 ms 172.17.1.234

7 6 ms 6 ms 6 ms 206.169.35.33

8 7 ms 8 ms 8 ms 206.80.24.33

9 20 ms 20 ms 20 ms 67.16.162.22

10 28 ms 21 ms 21 ms 4.68.111.21

11 * * * Request timed out.

12 21 ms 21 ms 21 ms 4.68.111.122

13 23 ms * * 104.44.40.151

14 68 ms 68 ms 68 ms 104.44.33.24

15 68 ms 68 ms 68 ms 104.44.17.74

16 69 ms 68 ms 68 ms 104.44.19.114

17 68 ms 68 ms 70 ms 104.44.17.232

18 68 ms 68 ms 68 ms 104.44.19.153

19 67 ms 68 ms 69 ms 104.44.22.210

20 * * * Request timed out.

21 * * * Request timed out.

22 * * * Request timed out.

23 * * * Request timed out.

24 * * * Request timed out.

25 * * * Request timed out.

26



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