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Сети и телекоммуникации

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f_`]hjh^Z b gm`guc dh^ — gZijbf_j©ATDP8W095» (« WªhagZqZ_l ©^h`^Zlvky ]m^dZªkf klj

KljhdZ jZat_^bg_gby hangup string)

WlZ kljhdZ ihkueZ_lky \ fh^_f dh]^Z ihevah\Zl_ev ohq_l jZahj\Zlv kh_^bg_gb_ b ih\_kblv ljm[dm HgZ fh`_l \u]ey^_lv gZijbf_j lZdA

a:LGH F

dhf[bgZpby kbf\heh\ © ª — wlh dhfZg^Z dhffmgbdZpbhgghc ijh]jZff_ hagZqZxsZy ©hklZgh\blv h[f_g ^Zggufb f_`^m dhfivxl_jhf b fh^_fhfª WlZ kljhdZ khklhbl ba HVFDSH-ihke_^h\Z- l_evghklb dhlhjZy i_j_dexqbl fh^_f \ j_`bf dhfZg^ b :L-dhfZg^u dhlhjZy aZklZ\bl fh^_f ih\_kblv ljm[dm

>h b ihke_HVFDSH-ihke_^h\Zl_evghklb \ wlhc kljhd_ klhyl iZmau ih k_d h^bg kbf\he©aªhagZqZ_l iZmam \ k_d Wlh g_h[oh^bfh ^ey kjZ[Zlu\ZgbyHVFDSH-ihke_^h\Zl_evghklb lZd dZd fh^_f keurbl __ lhevdh gZ nhg_ ^hklZlhqgh ^ebl_evghc lbrbgu

KljhdZ i_j_dexq_gby \ j_`bf h`b^Zgby a\hgdZ

(auto answer string)

WlZ kljhdZ kem`bl ^ey i_j_dexq_gby fh^_fZ \ j_`bf h`b^Zgby a\hgdZ auto answer mode >ey +D\HV-kh\f_klbfh]h fh^_fZ hgZ \u]ey^bl lZd

---+++---:L =F-

DZd \b^bl_ wlZ kljhdZ lZd`_ kh^_j`blHVFDSH-ihke_^h\Zl_evghklv b

h^gm :L-dhfZg^m mklZgh\db agZq_gby j_]bkljZ klj

< h[_ klhjhgu

?okZj_-ihke_^h\Zl_evghklv khklhysZy ba lj_o iexkh\ i_j_\h^bl fh^_f ba j_`bfZ i_j_^Zqb ^Zgguo \ j_`bf dhfZg^ gh g_ lj_[m_l qlh[u hg ij_ju\Ze kh_^bg_gb_ >Z\ fh^_fm dZdh_-lh dhebq_kl\h dhfZg^ beb \uykgb\ agZq_gb_ dZdbo-lh iZjZf_ljh\ \u fh`_l_ \_jgmlvky gZ k\yav g_ a\hgy ih wlhfm ghf_jm kgh\Z Z gZ[jZ\ dhfZg^m :L Gh lZd ^_eh h[klhbl lhevdh \ l_hjbb GZ ijZdlbd_ `_ ihke_ dhfZg^u :L m^Ze_gguc fh^_f qZklh hklZ_lky gZ k\yab gh i_j_klZ_l ijbgbfZlv beb i_j_^Z\Zlv ^Zggu_ < q_f `_ ^_eh"

HdZau\Z_lky _keb dhffmgbdZpbhggZy ijh]jZffZ gZ lhf dhgp_ ebgbb mklZgh\e_gZ \ j_`bf ijb dhlhjhf hgZ hlkueZ_l h[jZlgh \k_ ihemq_ggu_ hl \Zk kbf\heu Z qZs_ \k_]h lZd b [u\Z_l — bf_ggh [eZ]h^Zjy wlhfm \u \b^bl_ gZ k\h_f wdjZg_ \k_ qlh i_qZlZ_l_ gZ deZ\bZlmj_ \ k_Zgk_ k\yab lh q_j_a m^Ze_gguc fh^_f \he_c-

g_\he_c ijhoh^bl b ©hljZ`_ggZyª (VFDSH-ihke_^h\Zl_evghklv — dhlhjmx lhl g_ ih^haj_\Zy ih^\hoZ b \uihegy_l i_j_dexqZykv \ j_`bf dhfZg^ <u\_klb _]h ba wlh]h khklhygby fh`_l lhevdh \f_rZl_evkl\h hi_jZlhjZ klZgpbb beb `_ jZaju\ k\yab b gh\uc a\hghd ?keb \Zf ijboh^blky qZklh klZedb\Zlvky k wlhc g_ijbylghklvx ijhs_ \k_]h baf_gblv dh^ kbf\heh\ ba dhlhjuo khklhbl HVFDSH-ihke_^h\Zl_evghklv m \Zr_]h fh^_fZ j_]bklj

kf klj

Khh[s_gby fh^_fZ result codes)

< hl\_l gZ :L-dhfZg^u fh^_f \u^Z_l hkh[u_ khh[s_gby — result codes dhlhju_ ]h\hjyl ihevah\Zl_ex h j_amevlZlZo \uiheg_gby dhfZg^ gZijbf_j h[ m^Zq_ beb g_m^Zq_ mklZgh\e_gby kh_^bg_gby h[ hrb[d_ \ dhfZg^_ Wlb khh[s_gby \u\h^ylky dhffmgbdZpbhgghc ijh]jZffhc gZ wdjZg b ohly [hevrbgkl\h ba gbo ihgylgu [_a h[tykg_gbc y ijb\_^m a^_kv iheguc kibkhd wlbo khh[s_gbc \ qZklghklb ^ey lh]h qlh[u \u fh]eb jZaebqZlv khh[s_gby fh^_fZ b ijh]jZffu

OK — dhfZg^Z \uiheg_gZ mki_rgh fh`gh \\h^blv ke_^mxsmx dhfZg^m

CONNECT kh_^bg_gb_ — mklZgh\e_gh kh_^bg_gb_ DZd ijZ\beh wlh khh[s_gb_ khijh\h`^Z_lky mlhqgyxs_c bgnhjfZpb_c gZijbf_j ©CONNECT 14400/V.42bisª hagZqZ_l qlh fh^_f kh_^bgbeky gZ kdhjhklb [bl k k ijhlhdhehf

V.42bis kf lZd`_ hibkZgb_ dhfZg^u ©AT\Vª klj

Bgh]^Z _keb fh^_f ih^^_j`b\Z_l jZagu_ ijhlhdheu dhjj_dpbb hrb[hd hg \u^Z_l khh[s_gb_ lbiZ ©CONNECT 9600/ARQª beb ©CONNECT 9600/RELª hl keh\Z ©reliable» )

[_a mdZaZgby dhgdj_lgh]h ijhlhdheZ

RING a\hghd — fh^_f keurbl a\hghd ?keb hg ijb wlhf gZoh^blky \ j_`bf_ h`b^Zgby a\hgdZ lh kgbf_l ljm[dm b [m^_l iulZlvky kh_^bgblvky

NO CARRIER g_l g_kms_c — wlh khh[s_gb_ \u^Z_lky eb[h dh]^Z kh_^bg_gb_ jZahj\Zehkv gZijbf_j ba-aZ rmfZ b ihf_o \ ebgbb eb[h dh]^Z _]h lZd b g_ m^Zehkv mklZgh\blv \ wlhf

kemqZ_ ©NO CARRIERª fh`_l ijhklh hagZqZlv qlh gZ lhf dhgp_ ebgbb g_ [_jml ljm[dm

ERROR hrb[dZ — fh^_f g_ kfh] ihgylv ihemq_ggmx dhfZg^m

NO DIALTONE hlkmlkl\m_l ]m^hd — ijb kgylbb ljm[db g_ keurgh g_ij_ju\gh]h ]m^dZ Kdhj__ \k_]h fh^_f g_ ih^kh_^bg_g d ebgbb beb \Zr ghf_j hldexqbeb aZ g_mieZlm

BUSY aZgylh — fh^_f keurbl dhjhldb_ ]m^db

NO ANSWER g_l hl\_lZ — fh^_f \klj_lbe kbf\he ©#ª \ kljhd_ gZ[hjZ klj gh g_ ^h`^Zeky -k_dmg^ghc lbrbgu \ ebgbb

DhffmgbdZpbhggZy ijh]jZffZ ihemqb\ h^gh ba wlbo khh[s_gbc g_ lhevdh \u\h^bl _]h gZ wdjZg gh b ijhba\h^bl khhl\_lkl\mxsb_ ^_ckl\by LZd ihemqb\ hl fh^_fZ ©CONNECTª hgZ i_j_oh^bl \ j_`bf l_jfbgZeZ Z ihemqb\ ©BUSYª hgZ ihke_ g_dhlhjhc iZmau ^Z_l dhfZg^m kgh\Z a\hgblv ih lhfm `_ ghf_jm Z\lh^ha\hg Ihwlhfm g_dhlhju_ ij[]jZffu iha\heyxl gZkljZb\Zlvky gZ g_klZg^Zjlgu_ khh[s_gby _keb \Zr fh^_f bo bkihevam_l — \u ^he`gu [m^_l_ \\_klb bo \ ki_pbZevghf hdg_ qlh[u ijh]jZffZ agZeZ q_]h _c `^Zlv hl fh^_fZ \ l_o beb bguo kblmZpbyo

Keh\Z beb pbnju

Ki_pbZevgZy :L-dhfZg^Z ATV klj aZklZ\ey_l fh^_f i_j_clb k yaudZ keh\ gZ yaud pbnj ihke_ dhfZg^u ©ATVOª fh^_f [m^_l \u^Z\Zlv \f_klh khh[s_gbc bo dh^u l _ qbkeZ \f_klh ©HDª \f_klh©RINGª\f_klh « ERRORª b l i Klhedgm\rbkv k wlbf gZ[_jbl_ \ j_`bf_ l_jfbgZeZ dhfZg^m©ATVªqlh[u fh^_f \_jgmeky d Zg]ebckdhfm yaudm

Djhf_ wlbo khh[s_gbc fh^_f fh`_l \u^Z\Zlv b ^jm]mx bgnhjfZpbx. LZd dhfZg^Z ©AT&Vª aZklZ\bl fh^_f \u\_klb gZ wdjZg iZjZf_lju k\h_c gZkljhcdb kh^_j`bfh_ j_]bkljh\ kf gb`_

DTE b DCE

KhdjZs_gby©'7(ªb©'&(ªdhlhju_ \u gZ\_jgydZ \klj_lbl_ \ bgkljmdpbb d fh^_fm jZkrbnjh\u\Zxlky dZd©Data Terminal Equipmentªb©Data Circuit Terminating Equipmentªkhhl\_lkl\_ggh Kfuke wlbo kljZrguo Z[[j_\bZlmj ijbf_jgh ke_^mxsbc©mkljhckl\h — bklhqgbd b ijb_fgbd ^Zgguoª '7(b ©mkljhckl\h — ij_h[jZah\Zl_ev ^Zgguoª '&(— lh _klv ihijhklm ]h\hjy ©dhfivxl_jªb©fh^_fªLhevdh b \k_]h

J_]bklju

IZjZf_lju gZkljhcdb fh^_fZ ojZgylky \ _]h j_]bkljZo registers) — ki_pbZevguo yq_cdZo hi_jZlb\ghc iZfylb +D\HV-kh\f_k-lbfuc fh^_f ^he`_g bf_lv dZd fbgbfmf j_]bkljh\ ohly m fgh]bo fh^_fh\ bo [hevr_ J_]bklju h[hagZqZxlky [md\hc©S» k khhl\_lkl\mxsbf ghf_jhf SO, SI, S b l ^ Z ki_pbZevgu_ :L-dhfZg^u iha\heyxl magZlv kh^_j`bfh_ ex[h]h ba j_]bkljh\ beb aZibkZlv \ g_]h ^jm]h_ agZq_gb_ ohly kh^_j`bfh_ g_dhlhjuo

j_]bkljh\ f_gylv g_[_ahiZkgh — fh^_f fh`_l hldZaZlvky jZ[hlZlv b ^Z`_ klZlv g_mijZ\ey_fuf

< j_]bkljZo fh^_fZ ojZgylky gZijbf_j lZdb_ agZq_gby dZd qbkeh ]m^dh\ ihke_ dhlhjuo fh^_f kgbfZ_l ljm[dm \ j_`bf_ h`b^Zgby a\hgdZ j_]bklj SO qbkeh k_dmg^ k fhf_glZ kgylby ljm[db ih bkl_q_gbb dhlhjuo fh^_f j_rZ_l qlh k\yaZlvky g_ m^Zehkv S7)1; ASCII-dh^ kbf\heZ ba dhlhjh]h khklhbl HVFDSH-ihke_^h\Zl_evghklv (S ih mfheqZgbx © ª DZ`^uc ba j_]bkljh\ fh`_l ojZgblv p_eh_ qbkeh hl ^h l _ h^bg [Zcl gh kh^_j`bfh_ g_dhlhjuo j_]bkljh\ bgl_jij_lbjm_lky fh^_fhf g_ dZd qbkeh Z dZd gZ[hj [blh\klj dZ`^uc ba dhlhjuo hl\_qZ_l aZ dZdmx-lh nmgdpbx beb j_`bf

J_]bklju fZkl_jkl\Z

FZgbimebjmy kh^_j`bfuf j_]bkljh\ fh`gh mijZ\eylv fh^_fhf \ hq_gv rbjhdbo ij_^_eZo D kh`Ze_gbx mf_gb_ jZkihjy`Zlvky j_]bkljZfb lj_[m_l agZgbc aZqZklmx \uoh^ysbo aZ ij_^_eu wlhc dgb]b ?keb \u ohlbl_ klZlv gZklhysbf fZkl_jhf ih ijh]jZffbjh\Zgbx fh^_fh\ gZqgbl_ k bamq_gby ijbeh`_gby gZ klj ]^_ \djZlp_ hibkZgu nmgdpbb klZg^Zjlguo j_]bkljh\ +D\HV-kh\f_k-lbfh]h fh^_fZ < kh\hdmighklb k fZl_jbZehf ]e

wlh ^Zkl \Zf g_dhlhjh_ ij_^klZ\e_gb_ h[ bkdmkkl\_ fZgbimebjh\Zgby j_]bkljZfb < bgkljmdpbb d \Zr_fm fh^_fm \u lh`_ gZc^_l_ hibkZgb_ j_]bkljh\ gh \_jhylg__ \k_]h hgh [m^_l ^h\hevgh imlZguf b g_\jZamfbl_evguf

\.

Wg_j]hg_aZ\bkbfZy iZfylv non-volatile memory)

Ihfbfh j_]bkljh\ ij_^klZ\eyxsbo kh[hc dZd [u hi_jZlb\gmx iZfylv fh^_fZ \ Hayes-kh\f_klbfhf fh^_f_ _klv b ihklhyggh_ aZihfbgZxs__ mkljhckl\h — wg_j]hg_aZ\bkbfZy iZfylv DZd ihgylgh ba gZa\Zgby kh^_j`bfh_ wlhc iZfylb g_ ijhiZ^Z_l ijb \udexq_gbb iblZgby < wg_j]hg_aZ\bkbfhc iZfylb lZd`_ ojZgylky iZjZf_lju gZkljhcdb fh^_fZ b ijb \dexq_gbb iblZgby hgb i_j_ibku\Zxlky \ jZ[hqb_ j_]bklju Djhf_ lh]h ki_pbZevgZy :L-dhfZg^Z ©ATZ» \uihegy_l nmgdpbb ih^h[gu_ dghid_©Resetªdhfivxl_jZ — ih wlhc dhfZg^_ kh^_j`bfh_ j_]bkljh\ aZf_sZ_lky iZjZf_ljZfb ba wg_j]hg_aZ\bkbfhc iZfylb

LZdbf h[jZahf wg_j]hg_aZ\bkbfZy iZfylv ij_^klZ\ey_l kh[hc m^h[guc bgkljmf_gl ^ey gZkljhcdb fh^_fZ aZibkZ\ \ g__ gm`gu_ \Zf iZjZf_lju \u fh`_l_ ihklZ\blv \ kljhdm bgbpbZebaZpbb h^gm ebrv dhfZg^m©ATZª;he__ lh]h i_j_klZ\b\ fh^_f gZ ex[hc ^jm]hc dhfivxl_j \u kfh`_l_ h^ghc wlhc dhfZg^hc gZkljhblv _]h lhqgh lZd `_ dZd hg [ue gZkljh_g jZgvr_

H^gZdh y g_ [m^m j_dhf_g^h\Zlv wlhl kihkh[ d rbjhdhfm ijbf_g_gbx ^_eh \ lhf qlh ih g_agZgbx fh`gh aZibkZlv \ wg_j]hg_aZ\bkbfmx iZfylv lZdb_ iZjZf_lju qlh fh^_f klZg_l kh\_jr_ggh g_jZ[hlhkihkh[_g — Z gZ lh qlh[u kibkZlv gZ [mfZ`dm bkoh^gu_ agZq_gby wlbo iZjZf_ljh\ g_ \k_]^Z o\ZlZ_l ij_^mkfhljbl_evghklb Ihwlhfm imklv emqr_ \ wg_j]hg_aZ\bkbfhc iZfylb ojZgblky lh qlh aZg_keZ lm^Z nbjfZ-ba]hlh\bl_ev fh^_fZ Z \kx g_h[oh^bfmx gZkljhcdm fh`gh ijhba\h^blv ba kljhdb bgbpbZebaZpbb Djhf_ iZjZf_ljh\ gZkljhcdb l _ kh^_j`bfh]h j_]bkljh\ wg_j]hg_aZ\bkbfZy iZfylv \h fgh]bo fh^_fZo iha\hey_l ojZgblv g_dhlhjh_ dhebq_kl\h ghf_jh\ l_e_nhgh\ h[uqgh g_ [he__ q_luj_o GZ fhc \a]ey^ wlh \jy^ eb aZq_f-lh fh`_l ihgZ^h[blvky ]hjZa^h m^h[g__ ojZgblv \k_ ghf_jZ \ dhffmgbdZpbhgghc ijh]jZff_ ]^_ bo fh`gh gZfgh]h [uklj__ ijhkfhlj_lv b baf_gblv ^Z b ihf_sZ_lky bo lZf g_ \ ijbf_j [hevr_

MijZ\e_gb_ kdhjhklvx b iZjZf_ljZfb kh_^bg_gby

DZd \u m`_ agZ_l_ iZjZf_lj kdhjhklb baud rate dhlhjuc mklZgZ\eb\Z_lky \ dhffmgbdZpbhgghc ijh]jZff_ hij_^_ey_l kdhjhklv ihjlZ lh _klv kdhjhklv i_j_^Zqb ^Zgguo f_`^m dhfivxl_jhf b fh^_fhf DZaZehkv [u wlhl iZjZf_lj gm`gh ijhklh mklZgh\blv jZ\guf fZdkbfZevghc ijhimkdghc kdhjhklb fh^_fZ

_keb fh^_f kh_^bgblky gZ fZdkbfZevghc kdhjhklb lh \k_ [m^_l jZ[hlZlv \h \aZbfghf kh]eZkbb Z _keb kdhjhklv k\yab [m^_l f_gvr_ fh^_f k ihfhsvx f_oZgbafZ mijZ\e_gby ihlhdhf klj kfh`_l aZf_^eblv ihlhd ^Zgguo ba dhfivxl_jZ D kh`Ze_gbx g_ \k_ lZd ijhklh

?keb fh^_f ZiiZjZlgh j_Zebam_l ijhlhdhe dhjj_dpbb MNP4, V beb k`Zlby MNP5, V.42bis ^Zgguo lh ihemqZy hl dhfivxl_jZ [Zclu \ Zkbgojhgghf nhjfZl_ — kh klZjlh\ufb klhih\ufb [blZfb b [blhf q_lghklb klj — hg m^Zey_l ba gbo \kx kem`_[gmx bgnhjfZpbx b ihkueZ_l \ ebgbx ©]heucª [Zcl l _ jh\gh [bl < j_amevlZl_ h[t_f bgnhjfZpbb b^ms_c ih ebgbb f_gvr_ q_f h[t_f bgnhjfZpbb i_j_kueZ_fhc f_`^m

dhfivxl_jhf b fh^_fhf IjbgbfZxsbc `_ fh^_f \ugm`^_g kgh\Z ^h[Z\eylv d dZ`^hfm ijbgylhfm [Zclm kem`_[gu_ [blu m\_ebqb\Zy dhebq_kl\h bgnhjfZpbb G_ljm^gh khh[jZablv qlh ba-aZ wlh]h kdhjhklv ihjlZ ijbgbfZxs_c klhjhgu ^he`gZ [ulv \ur_ q_f kdhjhklv k\yab

?keb `_ fh^_f d lhfm `_ _s_ b k`bfZ_l i_j_^Z\Z_fu_ ^Zggu_ lh jZagbpZ \ kdhjhklyo [m^_l _s_ agZqbl_evg__ lZd dZd ijbgbfZxsbc fh^_f jZaZjob\bjmy ihemq_ggu_ ^Zggu_ _s_ kbevg__ m\_ebqb\Z_l bo h[t_f ?keb `_ \kihfgblv qlh ijb k\yab dZ`^uc fh^_f h[yaZl_evgh ^he`_g b i_j_^Z\Zlv b ijbgbfZlv ^Zggu_ lh klZgh\blky ihgylgh qlh kdhjhklv ihjlZ ^ey fh^_fh\ k dhjj_dpb_c hrb[hd b k`Zlb_f ^Zgguo ^he`gZ [ulv \k_]^Z kms_kl\_ggh \ur_ q_f fZdkbfZevgZy ijhimkdgZy kihkh[ghklv fh^_fZ LZd ^ey fh^_fh\ gZ [bl k j_dhf_g^m_lky mklZgZ\eb\Zlv

kdhjhklv ihjlZ jZ\ghc [h^ Z ^ey fh^_fh\ gZ b

— fbgbfmf [h^ Z _keb m \Zr_]h dhfivxl_jZ ^hklZlhqgh [ukljuc ijhp_kkhj — lh b [h^

Gh b wlh _s_ g_ \k_ ?keb kdZ`_f \Zr fh^_f k\yau\Z_lky gZ kdhjhklb [bl k k dhjj_dpb_c hrb[hd Z \u ij_^mkfhljbl_evgh mklZgh\beb \ ijh]jZff_ kdhjhklv ihjlZ [h^ — g_ ki_rbl_ jZ^h\Zlvky K\yaZ\rbkv gZ [bl k g_dhlhju_ fh^_fu ghjh\yl kZfb i_j_dexqblv ihjl \ wlm `_ kdhjhklv Qlh[u ba[Z\blvky hl wlhc g_mf_klghc aZ[hleb\hklb gm`gh ^Zlv fh^_fm dhfZg^m Z _s_ emqr_

— \dexqblv __ \ kljhdm bgbpbZebaZpbb

AT \JO

Djhf_ lh]h h[ wlhf `_ gm`gh ihaZ[hlblvky b \ ijh]jZff_ — aZij_lblv i_j_mklZgh\dm kdhjhklb ihjlZ ©aZi_j_lv ihjlª beb dZd \ujZ`Zxlky [hevrb_ ki_pbZebklu ©aZehqblv ihjlª Khhl- \_lkl\mxsZy hipby qZs_ \k_]h gZau\Z_lky©Auto Baud Detectªb hgZ ^he`gZ [ulv \udexq_gZ mklZgh\e_gZ \ iheh`_gb_ off).

GZdhg_p g_h[oh^bfh \dexqblv \ fh^_f_ mijZ\e_gb_ ihlhdhf k ihfhsvx dhfZg^

AT \G1\Q3

I_j\Zy ba wlbo dhfZg^ \dexqZ_l mijZ\e_gb_ ihlhdhf Z \lhjZy — \u[bjZ_l _]h ©`_kldmxªjZagh\b^ghklv CTS/RTS kf klj ?keb \Zr fh^_f hl\_qZ_l gZ wlb dhfZg^u khh[s_gb_f ©ERRORª g_ im]Zcl_kv — eb[h \Zr fh^_f gZau\Z_lky ©Sport-sterª kf \j_adm

eb[h \ g_f ijhklh g_l ZiiZjZlghc dhjj_dpbb hrb[hd b lh]^Z \k_ h q_f fu k_cqZk ]h\hjbeb \Zf g_ gm`gh

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