Your Wish:

"Allow the caller to select different modems on the same line"

MRS Modem Router Switch

Directs inbound modem calls to any of 8 different modems. Port selection through DTMF or CHALLENGER KEYS. One & two line models.

Flexie TelCo Switch Modem Router Switch

Programmable remote selection and control of three ports. Access via Touch-Tone. Optional remote AC power control and reset button reboots.

MODEM SELECTOR SWITCH (2C)

Caller can select either of two alternate modems on the same line securely.