Cisco Certification: Introduction To ISDN, Part I
From the CCNA to the CCIE, ISDN is one of the most important technolgies you'll work with. It's also very common in the field; ISDN is frequently used as a backup connection in case an organization's Frame Relay connections go down.
ClearOne Announces Max IP Interoperability with Cisco and Nortel SIP Platforms: Latest Firmware Upgrade Enables Full Interoperability with Cisco
ClearOne (OTC: CLRO.OB), the global provider of audio conferencing products, today announced that its MAX(R) IP and MAXAttach(TM) IP series of SIP-based VoIP conference phones are now interoperable with Cisco's SIP-based CallManager 5 IP telephony platform, as well as Nortel's MCS 5100 multimedia communication server. ClearOne recently released a major firmware upgrade for its MAX IP products, which enabled these SIP interoperability milestones.