James-san, Thanks for reply.
CU want to run TA command as soon as port is surely opened and know the way to describe with chat script. You told me we need detailed description about what they're going to do, but could you give us example with chat script? Best regards, Yozo Nitta James Carlson wrote: > Yozo Nitta writes: > >> James-san, >> >> >> Q2. They want to issue TA command after port is actually opened, >> >> but is there any way to do it via script like chat script? >> > >> > Yes, there are at least two ways to do that, and they're described in >> > the pppd(1M) man page. >> >> If it's possible to do it via chat script, please let us know how they >> need to describe it. If it's not supported way, it's OK. > > > Yes, it's possible to do with a chat script. > > The scripts that pppd invokes are general-purpose programs. You can > run _anything_ there that can communicate with standard I/O, such as a > Perl, Python, or shell script, or a compiled program. When pppd > invokes such a script, standard input and output are connected > directly to the serial port. > > To simplify things in the case of "simple" line-oriented > communication, the PPP package includes the chat(1M) program, which > has its own man page. The /usr/bin/chat program uses expect-send > pairs and is usually used with pppd like this: > > connect "chat '' 'AT&F1' OK ATDT5551212 CONNECT '\c'" > > That says: > > '' expect nothing (i.e., send without waiting) > 'AT&F1' send this string to initialize a USR modem > OK wait for the modem to send back an "OK" string > ATDT5551212 dial this number > CONNECT wait for the modem to say "CONNECT" > '\c' send nothing > > In addition to the existing man pages, there are a wide number of web > sites that describe the operation of pppd and chat. These are the > same programs as found on Linux, so the instructions are mostly > generic and readily available. www.google.com will be helpful in > finding those sites. > > We also have a Sun-written document that describes configuration for > various scenarios, which you can find in the System Administration > Guide: Network Services on docs.sun.com. > > Since the customer hasn't actually described what he's trying to do in > sufficient detail, it's impossible to provide detailed instructions on > how to accomplish it, other than to say, "please read the > documentation." > _______________________________________________ networking-discuss mailing list [email protected]
