Situation: The client uses RSG VPN (in Azure) to establish the connection to the customer. It works for all office and home users except one of office users.
Troubleshooting: 1. We monitor the Palo Alto Firewall in the office, and it shows all traffics are allowed.
2. Trace router confirms it is not our system issues.
C:\Users\blin>tracert 70.37.x.x
Tracing route to 70.37.x.x over a maximum of 30 hops
1 51 ms <1 ms <1 ms www.webgui.nokiawifi.com [192.168.12.1]
2 1 ms <1 ms <1 ms 192.0.0.1
3 * 18 ms * 192.0.0.1
4 * 20 ms 18 ms 192.0.0.1
5 * * 24 ms 192.0.0.1
6 72 ms * * 192.0.0.1
7 51 ms 37 ms 38 ms 192.0.0.1
8 59 ms 37 ms 37 ms 10.165.200.189
9 60 ms 33 ms * 10.164.160.121
10 * 35 ms * 10.164.178.151
11 61 ms 37 ms 37 ms chi-8075.msn.net [208.115.136.27]
12 56 ms 28 ms 23 ms ae36-0.icr02.ch4.ntwk.msn.net [104.44.237.23]
13 70 ms 60 ms 96 ms be-102-0.ibr01.ch4.ntwk.msn.net [104.44.11.3]
14 93 ms * 105 ms be-8-0.ibr03.dsm05.ntwk.msn.net [104.44.28.220]
15 95 ms 83 ms 68 ms be-10-0.ibr01.sn6.ntwk.msn.net [104.44.29.30]
16 64 ms 75 ms 77 ms ae104-0.icr03.sn6.ntwk.msn.net [104.44.11.85]
17 * * * Request timed out.
18 * * * Request timed out.
19 * * * Request timed out.
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 * * * Request timed out.
27 * * * Request timed out.
28 * * * Request timed out.
29 70 ms 76 ms 75 ms 70.37.x.x
It seems to us that the traffics reach to the end point. We call Azure support, and they fix the problem.