Collaboration, Voice and Video Blogs

221 Views

0 Comments

Sometimes you want to use Wireshark to capture packets On Cisco Meeting Server to troubleshoot and investigate video call issues, quality issues, or may be Expressway integration, WebRTC Connections, or why not, understand how the communication and the ca... Read More

217 Views

0 Comments

When we talk about Stun Protocol used for NAT traversal in voip environment, the common term used when talking about the Type of NAT that is compatible with Stun is “Full Cone NAT”, then when we explain why Turn Protocol is developped to replace Stun Prot... Read More

225 Views

0 Comments

From X8.11 of Cisco Expressway, a new concept of load balacing based on priority and weight instead of the round robin for better load balancing and probe is added to prevent the Cisco Expressway-C to sollicit a webbridge when it is down.Assume all the Ci... Read More

341 Views

0 Comments

Local Zone: This is a collection of all devices that are registered with Cisco Expressway. The local zone is divided to subzones. These subzones include the automatically crated default subzone and up to 1000 manually configured subzones. In addition, the... Read More

259 Views

0 Comments

Datacenter virtualization is the process of employing virtual hardware for designing, developing, and implementing the datacenters. It is often used as an umbrella term that entails different categories like application virtualization, server virtualizati... Read More

228 Views

0 Comments

Hiện nay trên thế giới có rất nhiều hãng sản xuất máy lọc nước ion kiềm đến từ Hàn Quốc, Nhật Bản, Đài Loan, Hoa Kỳ. Các thương hiệu với nhiều chủng loại với nhiều tính năng cũng như giá cả khác nhau không khỏi khiến người tiêu dùng đắn đo lựa chọn. Bài v... Read More

607 Views

0 Comments

When talking about Dial Plan and Digit Manipulation Cisco Unified Communication Manager, three components play an important roles to perform the transformation of the calling and called parties. The Translation Pattern, Transformation Pattern and Route Pa... Read More

467 Views

0 Comments

ICE, STUN, and TURN are used to establish a MEDIA connection between two devices on different networks separated by firewalls and NAT servers. They do not apply to signaling between devices which means that if you cannot establish a signaling connection b... Read More

235 Views

0 Comments

Learn about the All New Webex Events. Listen: https://smarturl.it/CCRS8E29 Follow us: https://twitter.com/ciscochampion The new Webex Events transforms your company meetings and corporate events with real-time online webinars and webcasts, expanding your ... Read More

491 Views

5 Comments

I noticed that this part of Cisco Meeting Server Implementation Certificate Requirement is not enough detailed in many documentations and videos. Understanding this part of Certificate Requirement is mandatory to set up the Cisco Meeting Server and config... Read More

198 Views

0 Comments

Firewall Traversal With Cisco Expressway Packet Flow. Firewall ASA-C, add an entry from Inside to DMZ , the source IP is 10.1.5.20 (Cisco Expressway-C) and the source port is 25006. The destination IP is 172.16.1.21 (Cisco Expressway-E) and the destinatio... Read More

242 Views

0 Comments

A long article about the dial plan and call routing logic on Cisco Meeting Server to demystify the three mains tables using SIP Trace and Wireshark: -Incoming Calls -Forwarding Calls -Outgoing Calls https://ipdemystify.com/2021/02/06/dial-plan-and-call-ro... Read More

217 Views

0 Comments

I share with Cisco Community a long article I wrote about Stun Turn and ICE for NAT Traversal demystified with chart flow for MRA and WebRTC with Cisco Meeting Server. https://ipdemystify.com/2021/03/13/stun-turn-and-ice-for-nat-traversal-demystified/ Read More

287 Views

0 Comments

Learn more about the new Cisco Webex Wireless Phone!Listen: https://smarturl.it/CCRS8E27 Follow us: https://twitter.com/ciscochampion Introducing the recently-launched WiFi enabled, ruggedized smartphones: The Cisco Webex Wireless Phones 840 and 860 deliv... Read More

288 Views

0 Comments

Cisco TelePresence CE Software Release Notes (CE8) What’s the difference between a multiway conference and an ad hoc conference? It’s the call control device. With a multiway conference, we’re using VCS. With an ad hoc conference, it’s Cisco Unified Commu... Read More

Latest Contents

Wrong language in Conference Now announcement from outside

Created by drehstrom on 08-04-2021 03:26 AM

Hi there,we frequently use the Conference Now feature from our CUCM (running on 12.5.1.14900). Calling from inside we get the correct announcement in German but callers from outside hear the english version which is pretty annoying. The CUCM is connected ... view more

secure srst mode

Created by rafiz@bezeqint.co.il on 08-04-2021 02:55 AM

I need to deploy SRST FALLBACK on local router ISR4321 version 16.6.4The CUCM cluster is in mix mode version 12.5.1.13900-152The customer have 8811 and 7821 IP phones all the phones are on secure profile TLS (encrypted) When I test the S... view more

Sip Profiles for Remote-Party-ID

Created by j.huizinga on 08-04-2021 01:52 AM

HiWe have a CUBE and we need to modify the Remote-Party-IDNow it looks like this: Remote-Party-ID: "personal name" <sip:123456789@X.X.X.X>;party=calling;screen=no;privacy=offWhat we want: Remote-Party-ID: "123456789" <sip:123456789@X.X.X.X>;pa... view more

Partition,CSS Error

Created by Ermir Morina on 08-04-2021 01:45 AM

Greetings, I am facing an issue with CSSs and Partitions, when I try to add any new partition into my existing CSS I get one error:Update failed. The list of Partition names (Clause) in a Calling Search Space is too long as a result of this operation... view more

Cisco Jabber - Showing CUCM IP address in Phone services

Created by 00u1ekxnfxDBjqtOd5d7 on 08-04-2021 12:04 AM

Hello everyone, I have noticed in Cisco Jabber, phone services on the app it shows the CUCM server address, which is against the company policy, how this issue can be sorted and is there anyway to use OTP services to login?