address issues raised by review

Author: Boris Bazilevskiy

articles/communication-services/concepts/telephony/monitoring-troubleshooting-telephony/monitor-direct-routing.md

@@ -44,5 +44,5 @@ SBC logs also is a great source of data for troubleshooting. Reach out to your S
 
 ## Next steps
 
-[Troubleshoot direct routing connectivity](./troubleshoot-tls-certificate-sip-optioins.md)
+[Troubleshoot direct routing connectivity](./troubleshoot-tls-certificate-sip-options.md)
 [Troubleshoot outbound calling](./troubleshoot-outbound-calls.md)

articles/communication-services/concepts/telephony/monitoring-troubleshooting-telephony/troubleshoot-outbound-calls.md

@@ -106,7 +106,7 @@ Make sure that the SIP Signaling IPs and FQDNs are allowed on all network device
 
 ## Related articles
 
-- [Troubleshoot direct routing connectivity](./troubleshoot-tls-certificate-sip-optioins.md)
+- [Troubleshoot direct routing connectivity](./troubleshoot-tls-certificate-sip-options.md)
 - [Plan for Azure direct routing](../direct-routing-infrastructure.md)
 - [Pair the Session Border Controller and configure voice routing](../direct-routing-provisioning.md)
 - [Outbound call to a phone number](../../../quickstarts/telephony/pstn-call.md)