IP Addressing
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IP Addressing

IN THIS TOPIC:  REFERENCE & LEARNING (24) , EXPERT TECHNICAL ADVICE (133) , NEWS (6) , DEFINITIONS (37)

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IP ADDRESSING EXPERTS
Chris Partsenidis
Founder and Senior Editor, Firewall.cx
ASK A QUESTION
Sudhanshu Gupta
Technical Consultant, Wipro Infotech
ASK A QUESTION
Invalid results using a subnet calculator
Expert: Nandan Gijare | 13 Jan 2004
EXPERT ANSWER - I have a Cisco router with four serial interfaces, two dedicated p2p and two frame sub interfaces. Each interface address is part of the 192.168.130 subnet. The hosts are numbered 13,33,26,22 with a 30-bit mask, respectively. ...
Error message - invalid domain name
Expert: Carrie Higbie | 26 Nov 2003
EXPERT ANSWER - I am trying to run Incredimail program after a power outage and I continually get an error message: Invalid domain name - one or more messages could not be sent. What should I do?
Is there a standard or technical limitation that determines the number of ports/MAC Addresses per VLAN?
Expert: Chris Partsenidis | 19 Sep 2003
EXPERT ANSWER - Is there a standard or technical limitation that determines the number of ports/MAC Addresses per VLAN? I have heard the number 100 batted around as the standard. Do you know where that number comes from? I know that ...
Is the solicited node multicast address tied to the MAC address?
Expert: Silvia Hagen | 18 Sep 2003
EXPERT ANSWER - Is the solicited node multicast address tied to the MAC address?
What is the difference between an IP address and a physical address?
Expert: Chris Partsenidis | 04 Sep 2003
EXPERT ANSWER - Learn what the difference is between an IP address and a physical address in this expert response with Chris Partsenidis.
In IPv4 do the private addresses of range 10 series, 172 series, 192 series have a default subnet mask?
Expert: Silvia Hagen | 03 Sep 2003
EXPERT ANSWER - In IPv4 do the private addresses of range 10 series, 172 series, 192 series have a default subnet mask? For example: 10 series belongs to class A IP addressing but can we use default subnet mask of class c 255.255.255.0 ...
Neighbor discovery
Expert: Silvia Hagen | 21 Aug 2003
EXPERT ANSWER - My question concerns neighbor discovery.
If the link layer address is embedded in the IPv6 address why is a neighbor solicitation multicast message required to discover the link layer address of a neighbor?
Information on ENUM
Expert: Carrie Higbie | 29 Jul 2003
EXPERT ANSWER - It was very interesting to know about ENUM. Out of curiosity and to know learn more about ENUM, could you please throw some light on this through your inputs and do you know of any Web sites related to this?
Is there another way to change my router IP besides using the console port?
Expert: Sudhanshu Gupta | 28 Jul 2003
EXPERT ANSWER - I have a Cisco 900 series for my Internet gateway. The router servers a LAN of about 35 computers for net connection. The RF cable from the ISP comes into the router. Besides using console cable technique for changing the ...
What are the pros and cons of enabling reverse DNS?
Expert: Carrie Higbie | 21 Jul 2003
EXPERT ANSWER - Currently, we have the TrendMicro-NAV running in the DMZ. What are the pros and cons of enabling reverse DNS? And where can I find some supporting documentation?


  121 - 130 of 133 in Expert Technical Advice << Previous   page 1 2 3 ... 11 12 13 14   Next >>

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